He will report to Dentsu International global CEO Wendy Clark.
Sudhir was last seen on the award-winning, high-engagement, TRP record-setting show DNA.
Chaudhary was associated with Zee Media for over 10 years.
Brevig and Butler each join DNEG with decades of experience in the film industry.
Completing a year in office, Amit Wadhwa reflects on past year as he lays out the roadmap ahead.